Sandal sole



FIG. 1 is a perspective view of our new design for a sandal sole as seen from the top, front and left sides, shown in a closed configuration of use, wherein the broken line-work is shown for environmental purposes and does not constitute a part of the claimed design;

FIG. 2 is an enlarged, partial top view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a perspective view similar to FIG. 1, shown in an open configuration of use to further illustrate our new design;

FIG. 5 is an enlarged, partial top view thereof; and,

FIG. 6 is a side elevational view thereof. 

CLAIM I claim the ornamental design for the sandal sole, as shown and described. 